-Tobias Matthay
The Musician’s Way, p. 16
Please have a quick read of Gerald Klickstein's blog post on recording ourselves in practice. I have gigabytes on my hard-drive of practice. I agree completely with his point that, "Self-recording in practice provides us with the means to compensate for glitches in our self-perception and memory."
https://www.musiciansway.com/blog/2009/09/self-recording-in-practice/?fbclid=IwAR0eBPKJA-RzGi8BVVyl2_Wv6HuKh8nDtUySP5S3EIrI3uTL1PcEl8GbIv8
Enjoy,
David